Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10598809 | Downhole electromagnetic sensing techniques | Jung Kee Chung, Dean Homan, Edward Michael Tollefsen, Jaroslav Dobos | 2020-03-24 |
| 10267142 | Downhole electromagnetic communications between two wells | Huicheng Pan, Asif Khaleel, Erwann Lemenager, Jaroslav Dobos, Michael Bladon | 2019-04-23 |
| 9428962 | Selective deployment of underreamers and stabilizers | Manoj D. Mahajan, Charles H. Dewey, Daniel W. Brietzke | 2016-08-30 |
| 9328563 | Adjustable diameter underreamer and methods of use | Manoj D. Mahajan | 2016-05-03 |
| 8978783 | Jet arrangement on an expandable downhole tool | Brian Cruickshank, Manoj D. Mahajan, Navish Makkar, Charles H. Dewey | 2015-03-17 |
| 8770321 | Downhole reamer asymmetric cutting structures | Navish Makkar, Tommy G. Ray, Manoj D. Mahajan, Dwayne P. Terracina | 2014-07-08 |
| 8550188 | Downhole reamer asymmetric cutting structures | Navish Makkar, Tommy G. Ray, Manoj D. Mahajan, Dwayne P. Terracina | 2013-10-08 |
| 8337085 | Air circulation ports in rotary rock bit journal bearing | Mahavir Nagaraj, Jeremy Marcus, Vincent Shotton | 2012-12-25 |